RouterUpgradeInitializer
Creates an initializer that in addition to setting up the Angular router sets up the ngRoute integration.
      
      const RouterUpgradeInitializer: { provide: InjectionToken<((compRef: ComponentRef<any>) => void)[]>; multi: boolean; useFactory: (ngUpgrade: UpgradeModule) => () => void; deps: (typeof UpgradeModule)[]; };
    说明
      
      - @NgModule({
-  imports: [
-   RouterModule.forRoot(SOME_ROUTES),
-   UpgradeModule
- ],
- providers: [
-   RouterUpgradeInitializer
- ]
- })
- export class AppModule {
-   ngDoBootstrap() {}
- }
